Harmonious collagen hydrating 5 15 is suitable for people aged 25-35, and pay attention to maintaining skin elasticity and moisture. Harmonious collagen hydrate 9 15 is more suitable for people over 30 years old, especially those who pay attention to anti-aging and improving skin relaxation. Its ingredients are more expensive.

Hymen collagen Shuiguang 5 15 is a kind of hydrolyzed collagen with small molecular weight. Hymenone collagen Shuiguang 9 15 is a kind of collagen with large molecular weight, and it is a natural non-hydrolyzed raw material with good effect and high price.